package com.qh.xx.test;

/**
 * @description:
 * @author: zqh
 * @date: 2021/11/8 23:34
 **/
public class Main {
    public static void main(String[] args) {
        Dlb<String> list = new Dlb<>();
        list.add("1");
        list.add("2");
        list.add("3");
        list.add("4");

        // System.out.println(list.indexOf(2));
        // System.out.println(list.get(2));
        // System.out.println(list.remove("3"));

        list.add(2, "22");

        System.out.println(list);

    }
}
